<template>
  <div class="login_container">
     <div class="login_box">
       <!-- 头像 -->
       <div class="acatar_box">
         <img src="../assets/lan.png" alt="">
       </div>
       <!-- 登录 -->
       <el-form label-width="0px" class="login_form" :model="loginForm" :rules="loginFormRules" ref="loginFormRef">
         <el-form-item  prop='username'>
          <el-input prefix-icon="el-icon-user-solid" v-model="loginForm.username"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input prefix-icon="el-icon-lock"  v-model="loginForm.password" type="password"></el-input>
        </el-form-item>
       <el-form-item  class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
       </el-form>
     </div>
  </div>
</template>

<script>
export default {
  data () {
    return {
      loginForm:{
        username:'admin',
        password:'123456'
      },
      loginFormRules :{
        username:[
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password:[
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min:6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
        }
      };
    },
    methods: {
      resetLoginForm(){
        this.$refs.loginFormRef.resetFields();
      },
      login(){
        this.$refs.loginFormRef.validate(async valid =>{
          if(!valid)return
        const { data:res }= await this.$http.post("login",this.loginForm);
          if( res.meta.status !== 200) return this.$message.error("登录失败");
          this.$message.success("登录成功")
          console.log(res);
          window.sessionStorage .setItem("token",res.data.token);
          this.$router.push('/home')
        });
      }
    },
};

  

</script>

<style  lang='less' scoped>
.login_container{
    height: 100%;
    background-color: #2b4b6b;
}
.login_box{
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position:absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  .acatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position:absolute;
    left:50%;
    transform: translate(-50%,-50%); 
    background-color: #fff;
    img{
      width: 100%;
      height: 100%;
      border-radius: 50%;
    }
    
  }
}
.login_form{
  position:absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
.btns{
     display: flex; 
     justify-content:flex-end;
    }

</style>
